The sales promotion handbook / 
Editor Ovid Riso. 
 - 7th edition 
 - Chicago  The Dartnell Corporation,  1979. 
 - 1208 p. : ill. ; 22 cm. 
<br/><br/><label>ISBN: </label>0850131030 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing<br/>Sales promotion